[PATCH][POWERPC] QE: Make QUICC Engine support a configurableoption

[Li Yang-r58472]

> -----Original Message-----
> From: linuxppc-dev-bounces+leoli=freescale.com at ozlabs.org
> [mailto:linuxppc-dev-bounces+leoli=freescale.com at ozlabs.org] On Behalf
Of Timur
> Tabi
> Sent: Thursday, March 15, 2007 3:36 AM
> To: Phillips Kim-R1AAHA
> Cc: linuxppc-dev at ozlabs.org
> Subject: Re: [PATCH][POWERPC] QE: Make QUICC Engine support a
configurableoption
> 
> Kim Phillips wrote:
> > On Wed, 14 Mar 2007 13:15:05 -0500 (CDT)
> > Kumar Gala <galak at kernel.crashing.org> wrote:
> >
> >>  arch/powerpc/Kconfig                |    8 --------
> >>  arch/powerpc/platforms/83xx/Kconfig |   12 ++++++++++--
> >>  2 files changed, 10 insertions(+), 10 deletions(-)
> >
> > What about 85xx QE support?
> 
> Kumar and I talked about it.  85xx support will be added when QE works
on 85xx.
> However,
> the patch still needs changes.  To allow each CPU family to have its
own QE option,
> we'll
> need to define something like QUICC_ENGINE_83xx and QUICC_ENGINE_85xx,
and then
> have
> something like this:
> 
> config QUICC_ENGINE
> 	bool
> 	default y if QUICC_ENGINE_83xx || QUICC_ENGINE_85xx

I don't think we need these new options.  If there are differences
between the two SOC versions, presumably not too many, we can address
them in device tree.  It's better to leave the QUICC_ENGINE option at
arch/powerpc/Kconfig level, IMHO.

- Leo